—What do you think of the report about the air pollution on TV last night?—I think the situation is so that we should take action to protect the environment.
Seeing their teacher________into the classroom,they stopped________at once.
—________? —I have a headache and I don’t feel like eating anything.
—She didn’t do any housework at home. —________.
Could you please________late for class next time?
She asks me if it________tomorrow.If it________tomorrow,she will go camping with me.